N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

WILLIAM S CALDWELL III

FRN 0003807724 · first licensed Aug 15, 2000 as KD4JYD · 1 license on record

📻 GMRS licenses on this FRN

GMRS callStatusNameLocationGrantedExpires
WRJD629 Active William S Caldwell IIIWinter Park, FL Aug 12, 2020Aug 12, 2030

📝 FCC applications (12)

ReceivedFile numberServicePurposeStatusCall
Feb 17, 20260011908936 GMRSAdministrative updateGranted
Feb 17, 20260011908935 HAMAdministrative updateGranted KD4JYD
Jan 3, 20220009852031 HAMRenewalGranted KD4JYD
Aug 11, 20200009181188 GMRSNew licenseGranted
Aug 10, 20200009180963 GMRSNew licenseDismissed
Apr 10, 20190008596923 HAMModificationGranted KD4JYD
Jan 29, 20190008488410 HAMDuplicate licenseGranted KD4JYD
Feb 16, 20120005078670 HAMRenewalGranted KD4JYD
Dec 17, 20010000696473 HAMRenewalGranted KD4JYD
Nov 5, 20010000648803 HAMRenewal + modificationDismissed KD4JYD
Jan 16, 20010000324139 HAMRenewal + modificationDismissed KD4JYD
Aug 14, 20000000204506 HAMModificationGranted KD4JYD

Complete licensing history

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.